摘要: Suppose that X is normally distributed with a mean of 34.3 and a standard deviation of 6.2. Find a value of c, such that Pr(34.3 - c < X < 34.3 + c) = 0.90.
网址:http://m.1010jiajiao.com/timu_id_2493895[举报]
网址:http://m.1010jiajiao.com/timu_id_2493895[举报]